MIC2174-1YMM Micrel Inc, MIC2174-1YMM Datasheet - Page 6

• Manufacturer Part Number: MIC2174-1YMM
• Description: IC BUCK SYNC ADJ 25A 10MSOP
• Manufacturer: Micrel Inc
• Series: Hyper Speed Control™r
• Type: Step-Down (Buck)r

Specifications of MIC2174-1YMM

• Internal Switch(s): No
• Synchronous Rectifier: Yes
• Number Of Outputs: 1
• Voltage - Output: 0.8 ~ 5.5 V
• Frequency - Switching: 300kHz
• Voltage - Input: 3 ~ 5.5 V
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 10-MSOP, Micro10™, 10-uMAX, 10-uSOP
• Power - Output: 421mW
• Primary Input Voltage: 40V
• No. Of Outputs: 2
• Output Current: 25A
• Voltage Regulator Case Style: MSOP
• No. Of Pins: 10
• Operating Temperature Range: -40°C To +125°C
• Svhc: No SVHC (15-Dec-2010)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Current - Output: -
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant
• Other names: 576-3546-5

Micrel, Inc.
Typical Characteristics
September 2010
100
0.85
0.84
0.83
0.82
0.81
0.80
0.79
0.78
0.77
0.76
0.75
0.810
0.808
0.806
0.804
0.802
0.800
0.798
0.796
0.794
0.792
0.790
350
340
330
320
310
300
290
280
270
260
250
95
90
85
80
75
70
65
60
55
50
0
3
0
-40
Feedback Voltage vs. Load
7
-20
Switching Frequency
12V to 3.3V Efficiency
2
11
2
vs. HSD Voltage
Feedback Voltage
vs. Temperature
0
OUTPUT CURRENT (A)
OUTPUT CURRENT (A)
15
TEMPERATURE (°C)
HSD VOLTAGE (V)
20
4
4
19
40
23
6
60
6
27
VIN=5V
VOUT=1.8V
80
VIN=5V
31
VIN=5V
VIN=5V
8
8
100
35
120
39
10
10
90
85
80
75
70
65
60
55
50
45
40
0.85
0.84
0.83
0.82
0.81
0.80
0.79
0.78
0.77
0.76
0.75
350
340
330
320
310
300
290
280
270
260
250
350
340
330
320
310
300
290
280
270
260
250
0
-40
0
3
-20
Switching Frequency
Switching Frequency
2
24V to 1.8V Efficiency
3.5
2
Feedback Voltage
vs. Temperature
0
vs. Input Voltage
OUTPUT CURRENT (A)
OUTPUT CURRENT (A)
TEMPERATURE (°C)
INPUT VOLTAGE (V)
20
vs. Load
4
4
4
40
6
4.5
6
60
6
80
VHSD=24V
VIN=5V
VOUT=3.3V
VIN=5V
8
VIN=5V
5
8
100
120
5.5
10
10
90
85
80
75
70
65
60
55
50
45
40
0.85
0.84
0.83
0.82
0.81
0.80
0.79
0.78
0.77
0.76
0.75
350
340
330
320
310
300
290
280
270
260
250
0
3
150
135
120
105
3
90
75
60
45
30
15
0
0
Feedback Voltage Percentage
7
Current Limit Threshold vs.
Switching Frequency
10
2
3.5
24V to 3.3V Efficiency
Feedback Voltage
11
vs. Input Voltage
Feedback Voltage Percentage (%)
vs. HSD Voltage
20
OUTPUT CURRENT (A)
INPUT VOLTAGE (V)
15
30
HSD VOLTAGE (V)
4
4
MIC2174/MIC2174C
19
40
50
23
4.5
M9999-091310-C
6
60
27
VHSD=24V
VOUT=3.3V
70
31
VIN=5V
8
5
80
VIN=5V
35
90
39
100
5
10
.5